Yes, pants is in the scrabble dictionary

...and is worth 9 points by itself if you played it.

Pants Definition

noun

An outer garment worn by men and women that covers the body from the waist downwards, covering each leg separately, usually as far as the ankles; trousers.
Source: Wiktionary
An undergarment worn by men or women that covers the genitals and often the buttocks and the neighbouring parts of the body; underpants, knickers, panties, shorts.
Source: Wiktionary
Plural form of pant.
Source: Wiktionary

adjective

Of inferior quality, rubbish.
Source: Wiktionary

verb

Third-person singular simple present indicative form of pant.
Source: Wiktionary
To pull someone’s pants down; to forcibly remove someone’s pants.
Source: Wiktionary